Company lists · Data refreshed September 2026

Top 25 Biomass energy system installers based in the United Kingdom

RevenueBase identified 443 company matches for biomass energy system installers associated with the United Kingdom as of September 2026 and tracks 2,653 professional contacts across them, including 810 with verified work emails. London is the largest hub.

This list covers company matches for biomass energy system installers associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 16, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 16, 2026 How this list was built
443Companies
2,653Contacts tracked
810Verified emails
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The 25 largest biomass energy system installers based in the United Kingdom

Ranked by team size
Top 25 of 443 company matches for biomass energy system installers based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 16, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLeeds, United KingdomHQ recorded Sep 16, 202651-200116 contacts →

Exact match

“We started out as a trailblazing boiler installation company in 2017 – the first to offer everything effortlessly online.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2Exact matchEnfield, United KingdomHQ recorded Sep 16, 2026201-500112 contacts →

Exact match

“As renewable energy technology experts, we have the knowledge and skills to help commercial clients switch to a greener, lower cost and more independent energy source.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3Exact matchBournemouth, United KingdomHQ recorded Sep 16, 202651-200110 contacts →

Exact match

“Glow Green is one of the UK's leading installers of Solar Panels, Battery Storage, Heat Pumps, Boilers, AC Units, & EV Chargers.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
4Exact matchHoniton, United KingdomHQ recorded Sep 16, 202651-20070 contacts →

Exact match

“As the UK's largest supplier of warm water underfloor heating and integrated renewables, Nu‑Heat delivers fully designed, energy efficient systems to installers, housebuilders…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5Exact matchIpswich, United KingdomHQ recorded Sep 16, 202651-20056 contacts →

Exact match

“Embark on a greener journey with Greenscape Energy, the leading force in renewable energy solutions in East Anglia.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6Exact matchWinchester, United KingdomHQ recorded Sep 16, 202611-5048 contacts →

Exact match

“RJM International is an award-winning, engineering business that specialises in resolving complex combustion and emissions-related challenges for global power companies, biomass…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 16, 202611-5038 contacts →

Exact match

“At Golden Globe Merchants, we deliver high-performance, energy-efficient solutions designed to future-proof UK homes.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8Exact matchPerranporth, United KingdomHQ recorded Sep 16, 202651-20032 contacts →

Exact match

“Natural Generation specialises in all aspects of commercial and domestic solar and battery storage installation and maintenance.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
9Exact matchMelton Mowbray, United KingdomHQ recorded Sep 16, 202611-5030 contacts →

Exact match

“We know about Low carbon heat and power Award Winning Low Carbon system Design / Installation / Servicing If you have a need save energy cost or carbon, regardless of your…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10Exact matchChipping Campden, United KingdomHQ recorded Sep 16, 202611-5026 contacts →

Exact match

“SDL Solutions offer a 360-degree service in the production and supply of biomass wood fuel around the UK.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
11Exact matchSt Asaph, United KingdomHQ recorded Sep 16, 202651-20025 contacts →

Exact match

“At Eco 247, we are committed to building a greener future through sustainable energy solutions.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12Exact matchWirral, United KingdomHQ recorded Sep 16, 202611-5023 contacts →

Exact match

“energysecurity #energytransition #onsitedecarbonisation #combinedheatandpower Celebrating 20+ years of successful business growth in the power generation and renewable energy…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13Exact matchSouthampton, United KingdomHQ recorded Sep 16, 202611-5023 contacts →

Exact match

“Multi Award-Winning Renewable Energy Installer.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
14Exact matchLiverpool, United KingdomHQ recorded Sep 16, 202611-5023 contacts →

Exact match

“One of the UK's leading providers of green energy solutions.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
15Exact matchCardiff, United KingdomHQ recorded Sep 16, 202651-20023 contacts →

Exact match

“Eco2 – Making Renewables Work Eco2 deliver green energy projects across the UK and Europe, including biomass power plants, wind farms, heat projects and emerging technologies.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16Exact matchAmmanford, United KingdomHQ recorded Sep 16, 202611-5022 contacts →

Exact match

“Thermal Earth is a leading UK distributor of renewable heating technologies incorporating wood biomass boilers, heat pumps and solar thermal systems based in South Wales.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17Exact matchLincoln, United KingdomHQ recorded Sep 16, 202611-5021 contacts →

Exact match

“We are a Midlands based business, that recommends and installs the right equipment to improves your business's profitability and carbon usage.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
18Exact matchTiverton, United KingdomHQ recorded Sep 16, 202611-5021 contacts →

Exact match

“Who are we?”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
19Exact matchStone, United KingdomHQ recorded Sep 16, 202611-5020 contacts →

Exact match

“Talbott’s are industry leaders with over 45 years’ experience within the biomass and wood waste to energy market.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
20Exact matchNorthampton, United KingdomHQ recorded Sep 16, 202611-5019 contacts →

Exact match

“At CooperÖstlund, we provide gas engine design, supply, installation, maintenance and improvement services.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
21Exact matchBanham, United KingdomHQ recorded Sep 16, 202651-20019 contacts →

Exact match

“MACBROOKGAS LTD is a heating and Insulation company based out of United Kingdom.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
22Exact matchSpalding, United KingdomHQ recorded Sep 16, 202611-5019 contacts →

Exact match

“GlenFarrow UK Ltd are engineering specialists offering 50 years worth of experience in the field.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
23Exact matchEdinburgh, United KingdomHQ recorded Sep 16, 202611-5019 contacts →

Exact match

“Welcome to Edinburgh Boiler Company, your local energy specialist.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
24Exact matchNottingham, United KingdomHQ recorded Sep 16, 202611-5017 contacts →

Exact match

“WATT ENERGY SAVER Specialist Energy Engineering PROVIDING COST EFFECTIVE ENERGY SOLUTIONS TO CONSTRUCTION, AGRICULTURAL, COMMERCIAL AND DOMESTIC CLIENTS ACROSS THE UK Watt Energy…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
25Exact matchNuneaton, United KingdomHQ recorded Sep 16, 202611-5017 contacts →

Exact match

“Our aim is to provide renewable energy systems for properties that would clearly benefit from them.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase

Showing 25 of 443 biomass energy system installers based in the United Kingdom

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Biomass energy system installers based in the United Kingdom at a glance

As of Sep 16, 2026
30.5%Verified-email coverage
6.0Average contacts per company
1-10Median size (employees)
2.9%Largest-city concentration · London
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
235
11-50
169
51-200
29
201-500
2

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 443 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United Kingdom whose business descriptions match “biomass energy system installers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 810 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 16, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “biomass energy system installers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many biomass energy system installers are there based in the United Kingdom?

RevenueBase identified 443 company matches for biomass energy system installers associated with the United Kingdom as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

BOXT tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most biomass energy system installers?

London leads with 13 company records, followed by Bristol (6) and Norwich (6).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 810 professional contacts with verified work emails tracked across these 443 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 2026.

Ready to reach these companies? Verified emails and direct dials for all 443 biomass energy system installers based in the United Kingdom. Start with a free account, no credit card.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.